The term 'Circle of Light' is composed of four words, each with a different number of letters. The first word is 'HALO, ' which is a 4-letter word that refers to the ring of light that appears around the head or body of a saint in religious art. The second word is 'AURA, ' which is also a 4-letter word and refers to an invisible emanation or energy field surrounding a person or object. The third word is 'CORONA, ' which is a 6-letter word and is usually used to refer to the outer atmosphere of the sun or other star. Finally, the fourth word is 'AUREOLE, ' which is a 7-letter word and is used to describe the HALO of light that appears around the head of a holy figure in religious art. Together, these four words form the term 'Circle of Light, ' which is often used to describe a spiritual or divine presence.